Pachyschelus schwarzi
Kerremans, 1892
Pachyschelus schwarzi is a of metallic wood-boring in the . It belongs to the tribe Trachyini, a group characterized by small, flattened, wedge-shaped with that mine within leaves rather than boring through wood. The species is found in North America. Like other members of its , it is likely associated with herbaceous plants, though specific details remain poorly documented.
Pronunciation
How to pronounce Pachyschelus schwarzi: //pəˈkɪskələs ˈʃwɑrtsi//
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Distribution
North America. Specific range details are not well documented in available sources.
Similar Taxa
- Pachyschelus purpureusSimilar small, flattened body form and metallic coloration. P. purpureus is known to feed on wild geranium (Geranium maculatum) in early spring and is restricted to this , whereas P. schwarzi's host associations are undocumented.
- Pachyschelus laevigatusAnother North with similar . P. laevigatus is black rather than and lacks spotting, and is restricted to Lespedeza as a .
- Pachyschelus nicolayiResembles P. schwarzi in coloration but is smaller and lacks spotting; breeds in Apios americana and Wisteria frutescens and is active later in the season than related .
More Details
Taxonomic Note
The Pachyschelus belongs to the tribe Trachyini, which exhibits a highly derived compared to other — are flat, compact, and wedge-shaped rather than elongate and cylindrical. This morphology is associated with their unique larval habit of mining within leaves of plants rather than boring through wood.
Data Deficiency
Available sources provide only minimal information about this . GBIF and iNaturalist confirm its North distribution, but records, seasonal activity patterns, and detailed morphological descriptions are not documented in the provided sources. The species appears to be rarely collected or observed, with only 3 observations recorded on iNaturalist at the time of source access.